schizo       
noun [ C ]  informal disapproving uk/ˈskɪt.səʊ/ us/ˈskɪt.soʊ/  schizos
 精神分裂症患者;丧心病狂者;行为狂暴者
a person with very strange and usually violent or threatening behaviour
  He turns into a real schizo when he's had too much to drink. 他酒喝多了就会大发酒疯。